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Data as of 2026-10-12
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Built 2026-10-19 (19 October 2026)

Sundsvalls Flygplats Threshold Days by Year (SWE00115961)

11 fixed thresholds counted per year at Sundsvalls Flygplats (SWE00115961): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sundsvalls Flygplats Thresholds

  • Sundsvalls Flygplats: days with a maximum temperature at or below 0 C (32 F) in 69 years, most in 2010 with 118.
  • Sundsvalls Flygplats: nights with a minimum temperature at or below 0 C (32 F) in 69 years, most in 1978 with 210.
  • Sundsvalls Flygplats: nights with a minimum temperature at or below -10 C (14 F) in 69 years, most in 1980 with 102.
  • Sundsvalls Flygplats: nights with a minimum temperature at or below -20 C (-4 F) in 65 years, most in 1985 with 44.
  • 11 fixed thresholds have at least one qualifying day at Sundsvalls Flygplats.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at Sundsvalls Flygplats Days per year at Sundsvalls Flygplats with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 1994. 012341968: 11975: 11979: 11983: 11988: 21989: 11994: 42006: 12014: 12015: 12018: 42020: 12025: 11968197919881994201420182025
Days per year at Sundsvalls Flygplats with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 1994.
Days at or above 30 C (86 F) per year at Sundsvalls Flygplats
YearDaysDecade average
196811
197511
197911
198311.3
198821.3
198911.3
199444
200611
201412
201512
201842
202011
202511
First to last qualifying date each year at Sundsvalls Flygplats For each year, a bar from the first to the last day at Sundsvalls Flygplats meeting 30 C (86 F). 1968: 13 June 1968 to 13 June 19681975: 8 August 1975 to 8 August 19751979: 7 June 1979 to 7 June 19791983: 10 July 1983 to 10 July 19831988: 26 June 1988 to 27 June 19881989: 25 July 1989 to 25 July 19891994: 13 July 1994 to 28 July 19942006: 13 June 2006 to 13 June 20062014: 23 July 2014 to 23 July 20142015: 3 July 2015 to 3 July 20152018: 17 July 2018 to 20 July 20182020: 25 June 2020 to 25 June 20202025: 24 July 2025 to 24 July 20251968197919881994201420182025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sundsvalls Flygplats meeting 30 C (86 F).
First to last qualifying date each year at Sundsvalls Flygplats
YearFirst dateLast date
19681968-06-131968-06-13
19751975-08-081975-08-08
19791979-06-071979-06-07
19831983-07-101983-07-10
19881988-06-261988-06-27
19891989-07-251989-07-25
19941994-07-131994-07-28
20062006-06-132006-06-13
20142014-07-232014-07-23
20152015-07-032015-07-03
20182018-07-172018-07-20
20202020-06-252020-06-25
20252025-07-242025-07-24

Every Fixed Threshold

Fixed thresholds at Sundsvalls Flygplats
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days13419941
90 F (32.2 C): Days2119941
0 C (32 F): Ice days (max69118201050
0 C (32 F): Frost days (min692101978108
-10 C (14 F): Days with min69102198036
-20 C (-4 F): Days with min6544198516
-30 C (-22 F): Days with min171219661
20 C (68 F): Tropical nights (min1120181
10 mm (0.39 in): Days with 10 mm or more rain4926196618
25 mm (0.98 in): Days with 25 mm or more rain40519661
50 mm (1.97 in): Days with 50 mm or more rain3320013

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Sundsvalls Flygplats threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-12).